Approve Wei archer handpainted sprite v3

docs/unit-sprite-wei-archer-v3-approval-packet.md

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+# Wei Archer v3 Approval Packet
+
+- unit: `unit-wei-archer`
+- version: `v3`
+- source: `docs/handpaint-batch3-wei-archer-source-v1.png`
+- contact sheet: `docs/handpaint-batch3-wei-archer-v3-contact.png`
+- animation: `docs/handpaint-batch3-wei-archer-v3-animation.gif`
+- battle preview: `docs/handpaint-batch3-wei-archer-v3-debug-preview-battle-check.png`
+- before/after: `docs/handpaint-batch3-wei-archer-v3-before-after.png`
+- scale compare: `docs/handpaint-batch3-wei-archer-v3-scale-compare.png`
+- current approval board: `docs/unit-sprite-current-approval-board.png`
+
+## Visual Decision
+
+Approved for the continuous production run.
+
+- 50px battle readability: pass
+- Wei/Shu faction separation: pass
+- archer bow/quiver silhouette: pass
+- avoids Guan Yu-like polearm/general read: pass
+- opaque unit body: pass
+- frame boundary safety: pass
+- idle/action scale stability: pass
+
+## Technical Checks
+
+- local browser URL: `http://127.0.0.1:4173/heros_web/?debug&debugSpritePreview=unit-wei-archer&v=wei-archer-v3-final`
+- Local browser console errors: `0`
+- base partial alpha: `0`
+- action partial alpha: `0`
+- base frame border hits: `0`
+- action frame border hits: `0`
+- base empty frames: `0`
+- action empty frames: `0`
+- base bbox width range: `190..245`
+- base bbox height range: `288..296`
+- base bottom range: `303..303`
+- action bbox width range: `190..245`
+- action bbox height range: `282..296`
+- action bottom range: `303..303`
+
+## Notes
+
+The v3 sheet widens the archer silhouette enough to pass the battle-scale action width gate while preserving the lean archer read, large bow, and blue-gray Wei armor identity.